Photo Op is a mythic Sorcery card from Unfinity (UNF), collector number 83. Current market price: $0.16 (foil $0.23), TCGplayer market prices via Scryfall.
Before the game begins, you may post a picture of yourself posing like the art of any Magic card with #GuessThatMagicCard and no other text. You may reveal a reply posted today with a guess and a card you own from outside the game with the same name as that guess. Put that card into your hand. Exile Photo Op.